Is 1397 a prime number?

1 397 is an odd number, because it is not evenly divisible by 2.

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• What is an even number?

A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 1 397 is about 37.376.

Thus, the square root of 1 397 is not an integer, and therefore 1 397 is not a square number.

The square of a number (here 1 397) is the result of the product of this number (1 397) by itself (i.e., 1 397 × 1 397); the square of 1 397 is sometimes called "raising 1 397 to the power 2", or "1 397 squared".

The square of 1 397 is 1 951 609 because 1 397 × 1 397 = 1 397² = 1 951 609.

As a consequence, 1 397 is the square root of 1 951 609.

1 397 is a number with 4 digits.

The multiples of 1 397 are all integers evenly divisible by 1 397, that is all numbers such that the remainder of the division by 1 397 is zero. There are infinitely many multiples of 1 397. The smallest multiples of 1 397 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 1 397 too, since 0 × 1 397 = 0
• 1 397: indeed, 1 397 is a multiple of itself, since 1 397 is evenly divisible by 1 397 (we have 1 397 / 1 397 = 1, so the remainder of this division is indeed zero)
• 2 794: indeed, 2 794 = 1 397 × 2
• 4 191: indeed, 4 191 = 1 397 × 3
• 5 588: indeed, 5 588 = 1 397 × 4
• 6 985: indeed, 6 985 = 1 397 × 5
• etc.

• Preceding numbers: …1 395, 1 396
• Following numbers: 1 398, 1 399…

Nearest numbers from 1 397

• Preceding prime number: 1 381
• Following prime number: 1 399

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• 1 397 est-il un nombre premier ?